I am working on the proj that needed 2 MCU and nrf51822 work as slave.
I would like to know any ref on how to firmware upgrade on board without external tool?
We're looking for a Nordic nRF51822 based low profile/small USB dongle that we can use for our iBeacon software.
It would need to come complete with casing and the ability...
Hi all,
i want to establish connection between two threads in cmsis-rtos, can i use
1) semaphore to do this?
2)message queue should be used or any other ipcs can be...
Hi,
I have two CPU in our product. (STM32F2 and Nordic nrf51422).
I use serialization function to link those two CPU(refer to ble_s110_serialization sample)
But I find...
Hi,
My behavior is as follows
Turn on my device(use 51422) and advertising(2 Service and 3 Characteristic)
Turn on my cell phone(Samsung Note3),scan my device...
Hello:
I used analog IIC write MPU6050. Again after power download programs, mpu6050 can run up there ACK response. But the debug will not run. Simulation IIC because no...
Hello!
How can I communicate with my nRF24L01+ and nRF51822 at the same time. I can set up same channel, CRC-mode and I don't use ESB. But what about address? How do I set...
Hi,
First I want to thank all nordic staff for their great work on sdk & this incredible tiny chip that do a lot :-). I play a little with the devkit sample and my nrf development...
I've got 3 of the 51822 kits: smart beacon, m-kit, and eval-kit.
I've successfully installed Keil uVision 5.1 and developed/loaded applications for eval-kit.
I've successfully...
I'm just trying to determine if I get full SDK access with the nRF51822-mKIT; or if that requires nRF51822-EK/DK? The current posts on the boards seem to be conflicting in...
Hi Nordic team,
Will the S310 stack be kept, feature- and revision-wise, in lock-step with the S110 stack?
To illustrate my question, can we expect the v7 S110 updates...
Hi, guys
I'm facing some problem in RF transmitting. While I used 51822 board being the device and compatible to nrf24LU1 as dongle. To analysis the problem, I need information...
Hello,
i am working with the s110 softdevice and built up a bluetooth communication. I wanted to reduce the number of advertising channels and read about the use of the...
Hi,
I need to send some additional information in advertising.
According to Core Specification Supplement v4 A.1.11 it is possible to use also 128-bit UUID in service...
My keyboard can't work some time,then I read back the hex from device. And I find that there are 4 byte be changed.
if I modify the left 4 red bytes to right. Then programm...
In my opinion, S120 can only acts as central role and can not be discovered by bootloading sponsor which is usually a PC program. More development work is needed if bootloader...
I am trying to run the bootloader example that comes with the SDK 5.2.0 using the softdevice S120 on an evaluation kit, but I am getting an error at the pstorage_init() function...
I'm trying to emulate an nRF24L01+ SPI slave interface with an nRF51822. The nRF24L01+ interprets the first byte in the SPI transfer as a "command", and the data that it will...
Hello,
we experience the situation, where we are able to flash a softdevice (s210) once. After the softdevice is flushed, subsequent attempts to flash the softdevice fail...
I was looking at the product brief for the nRF51922 - which states the SoC can handle both BT BLE and ANT concurrently. The product brief states:
Pin-compatible hardware...
Hello,
I have problem with two nRF24l01+
First is connected with a mcu to a sensor.
Second is connected with a mcu to a pc throught usb.
I want to get data from...
